pfSense

1. Go to Diagnostics > Ping
2. Set IP Protocol to IPv6
3. Enter 2001::1:2:3:4:5:6:7:8 and click Ping

Crash report begins.  Anonymous machine information:

amd64
15.0-CURRENT
FreeBSD 15.0-CURRENT #0 plus-RELENG_24_11-n256407-1bbb3194162: Fri Nov 22 05:08:46 UTC 2024     root@freebsd:/var/jenkins/workspace/pfSense-Plus-snapshots-24_11-main/obj/amd64/AKWlAIiM/var/jenkins/workspace/pfSense-Plus-snapshots-24_11-main/sources/FreeBS

Crash report details:

PHP Errors:
[20-Jan-2025 19:43:05 Etc/UTC] PHP Fatal error:  Uncaught ValueError: str_repeat(): Argument #2 ($times) must be greater than or equal to 0 in /usr/local/share/pear/Net/IPv6.php:684
Stack trace:
#0 /usr/local/share/pear/Net/IPv6.php(684): str_repeat()
#1 /usr/local/share/pear/Net/IPv6.php(931): Net_IPv6::uncompress()
#2 /usr/local/share/pear/Net/IPv6.php(985): Net_IPv6::SplitV64()
#3 /etc/inc/util.inc(861): Net_IPv6::checkIPv6()
#4 /etc/inc/util.inc(830): is_ipaddrv6()
#5 /usr/local/www/diag_ping.php(72): is_ipaddr()
#6 {main}
  thrown in /usr/local/share/pear/Net/IPv6.php on line 684

No FreeBSD crash data found.

Relevant line in Net_IPv6::uncompress:

$fill = str_repeat(':0:', 6-$c2-$c1);